8215090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4861}}^1$

素因数の和:4894

約数の個数: 24

約数和(自身を含む): 16015428

約数和(自身を除く): 7800338

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 4861, 9722, 24305, 48610, 63193, 126386, 315965, 631930, 821509, 1643018, 4107545, 8215090]

約数ペア:

[(1, 8215090), (2, 4107545), (5, 1643018), (10, 821509), (13, 631930), (26, 315965), (65, 126386), (130, 63193), (169, 48610), (338, 24305), (845, 9722), (1690, 4861)]